A unicellular protist that carries out the process of photosynthesis would be classified as a... 1) producer
2)saprophyte
3) predator of green algae
4) decomposers of inorganic compounds

What is used to keep track of the gamates and possible offsprings combination

Which of the following is a testable hypotheses?

Vaccines are weakened forms of disease causing microorganisms, which are given to patients to prevent disease. after the vaccine is administered, the immune system responds by creating a(n) to recognize the a.) antibody, antibiotic b.) antigen, antibody c.)antibiotic, antibody d.)antibody, antigen